一年级上册口算题-一年级20以内的进位加法
奥数网
2017-02-20 17:55:27
(1)8 + 6 =
(2)4 + 7 =
(3)2 + 9 =
(4)7 + 4 =
(5)8 + 3 =
(6)6 + 8 =
(7)8 + 3 =
(8)7 + 4 =
(9)8 + 2 =
